*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html{
    padding: 30px;
    font: normal 13px/1.5 sans-serif;
    color: #546567;  /*继承 基础字体颜色*/
    background-color: #ed6564;
}
.container{
    background: #fff;
    padding: 20px;
}
h3{
    padding-bottom: 10px;
    margin-bottom: 15px;
    border-bottom: 2px solid #ed6564;
}
p{
    background-color: #fff;
    margin: 15px 0;
    color: #388287;
}
button{
    font-size: 13px;
    padding: 8px 12px;
    background-color: #fff;
    border-radius: 3px;
    box-shadow: none;
    text-transform: uppercase;
    font-weight: bold;
    cursor: pointer;
    opacity: 0.8;
    outline: 0;
    color: #388287;
    border: 1px solid #388257;
}
button:hover{
 opacity: 1;
}
.center{
    text-align: center;
}